Benzyl mercaptan, 1ml

Aldehyde-DNPH Solution

Propachlor-ESA sodium salt, 100µg/mL in Acetonitrile, 1ml

Mecoprop methyl ester, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 23844-56-6